CVE-2019-8990

TIBCO ActiveMatrix BusinessWorks Fails To Properly Enforce Authentication

Description

The HTTP Connector component of TIBCO Software Inc.'s TIBCO ActiveMatrix BusinessWorks contains a vulnerability that theoretically allows unauthenticated HTTP requests to be processed by the BusinessWorks engine even when authentication is required. This possibility is restricted to circumstances where HTTP "Basic Authentication" policy is used in conjunction with an XML Authentication resource. The BusinessWorks engine might instead use credentials from a prior HTTP request for authorization purposes. Affected releases are TIBCO Software Inc. TIBCO ActiveMatrix BusinessWorks: versions up to and including 6.4.2.

Remediation

Solution:

  • TIBCO has released updated versions of the affected systems which address these issues. TIBCO ActiveMatrix BusinessWorks versions 6.4.2 and below update to 6.5.0 or higher.

Category

8.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.94% Top 25%
Vendor Advisory tibco.com Vendor Advisory tibco.com
Affected: TIBCO Software Inc. TIBCO ActiveMatrix BusinessWorks
Published at:
Updated at:

References

Link Tags
http://www.tibco.com/services/support/advisories vendor advisory
https://www.tibco.com/support/advisories/2019/04/tibco-security-advisory-april-9-2019-tibco-activematrix-businessworks vendor advisory
http://www.securityfocus.com/bid/107840 broken link third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2019-8990?
CVE-2019-8990 has been scored as a high severity vulnerability.
How to fix CVE-2019-8990?
To fix CVE-2019-8990: TIBCO has released updated versions of the affected systems which address these issues. TIBCO ActiveMatrix BusinessWorks versions 6.4.2 and below update to 6.5.0 or higher.
Is CVE-2019-8990 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-8990 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-8990?
CVE-2019-8990 affects TIBCO Software Inc. TIBCO ActiveMatrix BusinessWorks.
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